Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7401927 | Method of illumination and display apparatus | Taketoshi Hibi, Yuzo Nakano | 2008-07-22 |
| 7385565 | Projection-type display apparatus | Taketoshi Hibi | 2008-06-10 |
| 7256841 | Projection display apparatus and method for projecting image onto a screen | Taketoshi Hibi | 2007-08-14 |
| 7040766 | Illumination optical system and projection-type display apparatus | Taketoshi Hibi | 2006-05-09 |
| 6631997 | Light-source device and projection type display device | Akihisa Miyata, Shinsuke Shikama | 2003-10-14 |
| 6575580 | Lighting system and projection type display unit using thereof | Shinsuke Shikama | 2003-06-10 |
| 6561656 | Illumination optical system with reflecting light valve | Kuniko Kojima | 2003-05-13 |
| 6560048 | Prism having two inner surfaces and outer shape regarded as plane parallel plate | Shinsuke Shikama | 2003-05-06 |
| 6527396 | Optical device as well as projector unit and rear projector system using the same | Shinsuke Shikama | 2003-03-04 |
| 6461001 | Illumination apparatus and projection type display apparatus | Akihisa Miyata, Takeshi Utakoji, Shinsuke Shikama | 2002-10-08 |
| 6437909 | UV-absorbing filter and optical apparatus incorporating the same | Akihisa Miyata, Shosuke Oka, Naoki Kawamoto | 2002-08-20 |
| 6364493 | Image displaying apparatus | Yoshinori Kakuta, Shosuke Oka, Akio Kiriyama | 2002-04-02 |
| 6349006 | Prism having two inner surfaces and outer shape regarded as plane parallel plate | Shinsuke Shikama | 2002-02-19 |
| 6322219 | Optical device as well as projector unit and rear projector system using the same | Shinsuke Shikama | 2001-11-27 |
| 6139156 | Light source device and projection type display apparatus | Shinsuke Shikama | 2000-10-31 |
| 6033091 | Projection display device | Akira Daijogo, Hiroshi Kida, Shinsuke Shikama | 2000-03-07 |
| 5808759 | Projection type display including a holographic diffuser | Akira Daijogo, Hiroshi Kida, Shinsuke Shikama, Hirokazu Taguchi | 1998-09-15 |
| 5765934 | Projection type display | Akira Daijogo, Hiroshi Kida, Shinsuke Shikama, Eiichi Toide | 1998-06-16 |
| 5760875 | Projection display device | Akira Daijogo, Hiroshi Kida, Shinsuke Shikama | 1998-06-02 |
| 5738426 | Projection type display apparatus and multi-vision projection type display apparatus | Akira Daijogo, Hiroshi Kida, Shinsuke Shikama | 1998-04-14 |
| 5695266 | Projection-type display apparatus | Hiroshi Kida, Shinsuke Shikama, Akira Daijogo | 1997-12-09 |